Retro-reflective element for bicycle wheel spokes or similar articles



FIG. 1 is a top perspective view of a retro-reflector element for bicycle wheel spokes or similar articles showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is an end elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a retro-reflective element for bicycle wheel spokes or similar article, as shown and described. 